CVE-2001-0017: Microsoft Windows Nt

Medium severity, CVSS 5.0. EPSS: 17.3% chance of exploitation in the next 30 days.

Memory leak in PPTP server in Windows NT 4.0 allows remote attackers to cause a denial of service via a malformed data packet, aka the "Malformed PPTP Packet Stream" vulnerability.

Affected products

• Microsoft Windows Nt: up to and including 4.0

Published 2001-03-12. Last modified 2026-06-16.